Bump elasticsearch-dsl from 8.14.0 to 8.16.0

Bumps [elasticsearch-dsl](https://github.com/elasticsearch/elasticsearch-dsl-py) from 8.14.0 to 8.16.0.
- [Release notes](https://github.com/elasticsearch/elasticsearch-dsl-py/releases)
- [Changelog](https://github.com/elastic/elasticsearch-dsl-py/blob/v8.16.0/Changelog.rst)
- [Commits](elastic/elasticsearch-dsl-py@v8.14.0...v8.16.0)

---
updated-dependencies:
- dependency-name: elasticsearch-dsl
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>